linux更改yum源
登录 http://mirrors.163.com/.help/centos.html
(可以看一下使用说明,但是最后缺少一步。)
首先备份/etc/yum.repos.d/CentOS-Base.repo
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
下载对应版本repo文件, 放入/etc/yum.repos.d/(操作前请做好相应备份)
http://mirrors.163.com/.help/CentOS7-Base-163.repo 》》(CentOS7)
http://mirrors.163.com/.help/CentOS6-Base-163.repo 》》(CentOS6)
http://mirrors.163.com/.help/CentOS5-Base-163.repo 》》(CentOS5)
将导入的repo文件重命名为:CentOS-Base.repo
mv /etc/yum.repos.d/CentOS(对应CentOS版本)-Base-163.repo /etc/yum.repos.d/CentOS-Base.repo
运行以下命令生成缓存
yum clean all
yum makecache
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